Water way compression

Branch ration

Total length of water way

(km)

Branch number grade 3

Branch number grade 2

Branch number grade 1

Circumference (km)

Space (km)

Subzones

0.616

3

151.7

1

1

7

90.5

246

1

0.625

3

89.5

1

2

9

77

143

2

0.576

1

116.5

1

2

8

98.5

202

3

0.538

1

108.3

-

2

4

90.6

201

4